A solution containing 0.3M of HF also contains 0.02 M Ca(NO3)2. HCl is added slowly until the solution has a pH of 2.00. Will a precipitate of CaF2 occur? For the HF, Ka = 6.46x10-4 and for the CaF2, Ksp = 2.69x10-11
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A solution containing 0.3M of HF also contains 0.02 M Ca(NO3)2. HCl is added slowly until...
Please Explain? 63. CaF2 is added to a 0.1 M Ca(NO3)2 solution. At what concentration of F- will CaF2 begin to precipitate? (Note: the Ksp of CaF2 is 4 * 10-11.) 4 x 10-5 M 2 x 10-5 M 4 10-10 M 2 x 10-10 M 4 * 10-11 M
- NaOH is slowly added to a 0.000010 M of Al(NO3)3 solution until it causes the precipitation of the Aluminum hydroxide [ Ksp for Al(OH)3 = 6.3 x 10-38). Calculate the pH at the onset of precipitation of this metal hydroxide.
Calculate the molar solubility of CaF2 in a solution containing 0.325 M of Ca(NO3)2. The Ksp value for CaF2 is 1.46×10−10. can you also explain me how to solve for X toward the end of the problem
Sodium sulfate is slowly added to a solution containing 0.0500 M Ca (aq) and 0.0340 M Ag (aq). What will be the concentration of Ca2 (aq) when Ag, SO,(s) begins to precipitate? Solubility-product constants, Ksp. can be found in the chempendix. Ca = M What percentage of the Ca2 (aq) can be precipitated from the Ag (aq) by selective precipitation? percentage:
Sodium sulfate is slowly added to a solution containing 0.0500 M Ca?(aq) and 0.0210 M Agt(ag). What will be the concentration of Ca (aq) when Ag S04(s) begins to precipitate? Solubility-product constants, Ksp, can be found here. Number What percentage of the Ca? (aq) can be precipitated from the Ag'(aq) by selective precipitation? Number
Calculate the molar solubility of CaF2 in a solution containing 0.871 M of Ca(NO3)2. The Ksp value for CaF2 is 1.46×10−10. Express the molar solubility to three significant figures and include the appropriate units. S =
Calculate the molar solubility of CaF2 in a solution containing 0.357 M of Ca(NO3)2. The Ksp value for CaF2 is 1.46×10−10. Express the molar solubility to three significant figures and include the appropriate units.
An aqueous solution of Na2CrO4 at 25°C is slowly added to an aqueous solution containing 0.001 M Pb(NO3)2and 0.100 M Ba(NO3)2. Which solid will precipitate first? The Ksp of BaCrO4 is 1.17 x 10-10, and Ksp of PbCrO4 is 2.80 x 10-13 O BaCrO4(s) O NaNO3(s) O PbCrO4(s) Pb(NO3)2(s)
A solution of 0.1 L of 0.3 M Ca(NO3)2 is mixed with 0.2 L of 0.06 M NaF. Calculate the reaction quotient Qsp. Does calcium fluoride precipitate? (Ksp (CaF2) = 3.2×10–11). (A) Qsp = 1.6×10–4; no precipitate. (B) Qsp = 1.6×10–4; a precipitate will form. (C) Qsp = 3.2×10–11; no precipitate. (D) Qsp = 3.2×10–11; a precipitate will form. (E) Qsp = 3.2×10–7; no precipitate.
Calculate the molar solubility of CaF2 in a solution containing 0.647 M of Ca(NO3)2. The Ksp value for CaF2 is 1.46×10−10. Express the molar solubility to three significant figures and include the appropriate units.